Quarterback Colin Kaepernick (7) during the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Quarterback Colin Kaepernick (7) during the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Quarterback Colin Kaepernick (7) during the second half of the San... Photo-3765237.52721 - SFGate

Image 2 of 59

Linebacker Tavares Gooden (56) during the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Linebacker Tavares Gooden (56) during the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Stephen Lam, Special To The Chronicle

Linebacker Tavares Gooden (56) during the second half of the San... Photo-3765239.52721 - SFGate

Image 3 of 59

Running back Kendall Hunter (32) is tackled by Chicago safety Chris Conte (47) in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Running back Kendall Hunter (32) is tackled by Chicago safety Chris Conte (47) in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday ... more

Cornerback Tarell Brown (25) chases after Chicago wide receiver Alshon Jeffery (17) during the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Cornerback Tarell Brown (25) chases after Chicago wide receiver Alshon Jeffery (17) during the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., ... more

Wide receiver Michael Crabtree (15) celebrates with tight end Vernon Davis (85) during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Wide receiver Michael Crabtree (15) celebrates with tight end Vernon Davis (85) during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, ... more

Quarterback Colin Kaepernick (7) talks with coach Jim Harbaugh as Quarterback Alex Smith (11) listens in form the sidelines during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) talks with coach Jim Harbaugh as Quarterback Alex Smith (11) listens in form the sidelines during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in ... more

Linebacker Tavares Gooden (56) celebrates after a big play in the second quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Linebacker Tavares Gooden (56) celebrates after a big play in the second quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, ... more

Quarterback Colin Kaepernick (7) celebrates with teammates Fullback Bruce Miller (49) after a big play in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) celebrates with teammates Fullback Bruce Miller (49) after a big play in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San ... more

Running back Frank Gore (21) flies through the air after a tackle in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Running back Frank Gore (21) flies through the air after a tackle in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, ... more

Photo: Carlos Avila Gonzalez, The Chronicle

Running back Frank Gore (21) flies through the air after a tackle... Photo-3765246.52721 - SFGate

Image 13 of 59

Kicker David Akers (2) kicks off in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Kicker David Akers (2) kicks off in the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Kicker David Akers (2) kicks off in the first half of the San... Photo-3765247.52721 - SFGate

Image 14 of 59

Chicago quarterback Jason Campbell (2) looses the ball as he's tackled by Linebacker Aldon Smith (99) in the first half. He recovers the ball for a loss during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Chicago quarterback Jason Campbell (2) looses the ball as he's tackled by Linebacker Aldon Smith (99) in the first half. He recovers the ball for a loss during the San Francisco 49ers game against the Chicago ... more

Linebacker Aldon Smith (99) celebrates after a tackle in the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Linebacker Aldon Smith (99) celebrates after a tackle in the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Defensive tackle Isaac Sopoaga (90) celebrates after a tackle in the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Defensive tackle Isaac Sopoaga (90) celebrates after a tackle in the second half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, ... more

Quarterback Colin Kaepernick (7) celebrates with teammates tight end Vernon Davis (85) and Offensive tackle Alex Boone (75) after a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Quarterback Colin Kaepernick (7) celebrates with teammates tight end Vernon Davis (85) and Offensive tackle Alex Boone (75) after a touchdown in the first quarter of the San Francisco 49ers game against the ... more

Quarterback Colin Kaepernick (7) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Quarterback Colin Kaepernick (7) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The ... more

Photo: Stephen Lam, Special To The Chronicle

Quarterback Colin Kaepernick (7) during the first quarter of the... Photo-3765253.52721 - SFGate

Image 23 of 59

Running back LaMichael James (23) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Running back LaMichael James (23) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Running back LaMichael James (23) during the first quarter of the... Photo-3764985.52721 - SFGate

Image 24 of 59

Chicago Bears safety Chris Conte (47) takes down 49ers Running back Kendall Hunter (32) at the five yard line during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Chicago Bears safety Chris Conte (47) takes down 49ers Running back Kendall Hunter (32) at the five yard line during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick ... more

Wide receiver Ted Ginn Jr. (19) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Wide receiver Ted Ginn Jr. (19) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Wide receiver Ted Ginn Jr. (19) during the first quarter of the San... Photo-3764988.52721 - SFGate

Image 27 of 59

Tight end Vernon Davis (85) catches a pass by Quarterback Colin Kaepernick (7) to score a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Tight end Vernon Davis (85) catches a pass by Quarterback Colin Kaepernick (7) to score a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San ... more

the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle)

the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle)

Photo: Stephen Lam, Special To The Chronicle

the San Francisco 49ers game against the Chicago Bears at... Photo-3765254.52721 - SFGate

Image 29 of 59

Quarterback Colin Kaepernick (7) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Quarterback Colin Kaepernick (7) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The ... more

Photo: Stephen Lam, Special To The Chronicle

Quarterback Colin Kaepernick (7) during the first quarter of the... Photo-3765255.52721 - SFGate

Image 30 of 59

Taboola Gallery Frame Item-85307.52721 - SFGate

Image 31 of 59

Running back Frank Gore (21) breaks through chicago tackle by safety Chris Conte (47) and cornerback Tim Jennings (26) during the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Running back Frank Gore (21) breaks through chicago tackle by safety Chris Conte (47) and cornerback Tim Jennings (26) during the first half of the San Francisco 49ers game against the Chicago Bears at ... more

Chicago Bears fans during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle)

Chicago Bears fans during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle)

Photo: Stephen Lam, Special To The Chronicle

Chicago Bears fans during the San Francisco 49ers game against the... Photo-3765257.52721 - SFGate

Image 33 of 59

Quarterback Colin Kaepernick (7) during the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Quarterback Colin Kaepernick (7) during the first half of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The ... more

Photo: Stephen Lam, Special To The Chronicle

Quarterback Colin Kaepernick (7) during the first half of the San... Photo-3765258.52721 - SFGate

Image 34 of 59

Running back Kendall Hunter (32) gets tackled by safety Chris Conte (47) during the first half of the the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Running back Kendall Hunter (32) gets tackled by safety Chris Conte (47) during the first half of the the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on ... more

Quarterback Colin Kaepernick (7) for a gain in the second quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Quarterback Colin Kaepernick (7) for a gain in the second quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Brant Ward, The Chronicle

Quarterback Colin Kaepernick (7) for a gain in the second quarter... Photo-3765260.52721 - SFGate

Image 37 of 59

Defensive tackle Justin Smith (94) and Linebacker Aldon Smith (99) take down Chicago Bears quarterback Jason Campbell (2) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Defensive tackle Justin Smith (94) and Linebacker Aldon Smith (99) take down Chicago Bears quarterback Jason Campbell (2) during the first quarter of the San Francisco 49ers game against the Chicago Bears at ... more

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a starting quarterback during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a starting quarterback during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday ... more

Photo: Carlos Avila Gonzalez, The Chronicle

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a... Photo-3764982.52721 - SFGate

Image 39 of 59

Saliou Sow from Oakland celebrates his 6th birthday with his family before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Saliou Sow from Oakland celebrates his 6th birthday with his family before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

49ers fans go above and beyond for their tailgating parties serving both duck and shrimp before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

49ers fans go above and beyond for their tailgating parties serving both duck and shrimp before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday ... more

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a starting quarterback during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a starting quarterback during the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday ... more

Photo: Carlos Avila Gonzalez, The Chronicle

Quarterback Colin Kaepernick (7) on his first snap in the NFL as a... Photo-3764989.52721 - SFGate

Image 45 of 59

Taboola Gallery Frame Item-85307.52721 - SFGate

Image 46 of 59

Tight end Vernon Davis (85) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Tight end Vernon Davis (85) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Tight end Vernon Davis (85) during the first quarter of the San... Photo-3764990.52721 - SFGate

Image 47 of 59

Running back Kendall Hunter (32) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Running back Kendall Hunter (32) during the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Running back Kendall Hunter (32) during the first quarter of the... Photo-3764991.52721 - SFGate

Image 48 of 59

Quarterback Alex Smith (11) with coach Jim Harbaugh before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The Chronicle) less

Quarterback Alex Smith (11) with coach Jim Harbaugh before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. (Brant Ward / The ... more

49ers wide receiver Kyle Williams (10) out runs Chicago Bears cornerback Kelvin Hayden (24) to catch the ball for a gain in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

49ers wide receiver Kyle Williams (10) out runs Chicago Bears cornerback Kelvin Hayden (24) to catch the ball for a gain in the first quarter of the San Francisco 49ers game against the Chicago Bears at ... more

Kicker David Akers (2) kicks for a field goal in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Kicker David Akers (2) kicks for a field goal in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012.

Photo: Carlos Avila Gonzalez, The Chronicle

Kicker David Akers (2) kicks for a field goal in the first quarter... Photo-3764995.52721 - SFGate

Image 52 of 59

Quarterback Colin Kaepernick (7) celebrates with tight end Vernon Davis (85) after a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) celebrates with tight end Vernon Davis (85) after a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San ... more

Quarterback Colin Kaepernick (7) celebrates with tight end Vernon Davis (85) after a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) celebrates with tight end Vernon Davis (85) after a touchdown in the first quarter of the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San ... more

Quarterback Colin Kaepernick (7) with Wide receiver Randy Moss (84) during warm ups before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November 19, 2012. less

Quarterback Colin Kaepernick (7) with Wide receiver Randy Moss (84) during warm ups before the San Francisco 49ers game against the Chicago Bears at Candlestick Park in San Francisco, Calif., on Sunday November ... more